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.include "constants/gba_constants.inc"
.include "asm/macros.inc"
.syntax unified
.text
thumb_func_start SeedRng
SeedRng:
push {r4,lr}
ldr r4, _08006170
ldrb r2, [r0]
ldrb r1, [r0, 0x1]
muls r2, r1
ldrb r3, [r0, 0x2]
ldrb r1, [r0, 0x3]
muls r1, r3
ldr r3, _08006174
adds r1, r3
adds r2, r1
ldrb r1, [r0, 0x4]
ldrb r0, [r0, 0x5]
muls r0, r1
adds r2, r0
str r2, [r4]
pop {r4}
pop {r0}
bx r0
.align 2, 0
_08006170: .4byte gUnknown_203B07C
_08006174: .4byte 0x0000d305
thumb_func_end SeedRng
thumb_func_start Random16
Random16:
ldr r2, _08006188
ldr r1, [r2]
ldr r0, _0800618C
muls r0, r1
adds r0, 0x1
str r0, [r2]
asrs r0, 16
bx lr
.align 2, 0
_08006188: .4byte gUnknown_203B07C
_0800618C: .4byte 0x5d588b65
thumb_func_end Random16
thumb_func_start Random
Random:
push {r4,lr}
bl Random16
adds r4, r0, 0
lsls r4, 16
asrs r4, 16
bl Random16
lsls r0, 16
asrs r0, 16
lsls r4, 16
orrs r4, r0
adds r0, r4, 0
pop {r4}
pop {r1}
bx r1
thumb_func_end Random
thumb_func_start RandomCapped
RandomCapped:
push {r4,lr}
adds r4, r0, 0
bl Random
ldr r1, _080061C8
ands r0, r1
muls r0, r4
asrs r0, 16
ands r0, r1
pop {r4}
pop {r1}
bx r1
.align 2, 0
_080061C8: .4byte 0x0000ffff
thumb_func_end RandomCapped
thumb_func_start RandomRange
RandomRange:
push {r4,r5,lr}
adds r5, r0, 0
adds r4, r1, 0
cmp r5, r4
beq _080061EC
cmp r5, r4
blt _080061E4
subs r0, r5, r4
bl RandomCapped
adds r0, r4
b _080061EC
_080061E4:
subs r0, r4, r5
bl RandomCapped
adds r0, r5
_080061EC:
pop {r4,r5}
pop {r1}
bx r1
thumb_func_end RandomRange
thumb_func_start GetRngState
GetRngState:
ldr r0, _080061FC
ldr r0, [r0]
bx lr
.align 2, 0
_080061FC: .4byte gUnknown_203B07C
thumb_func_end GetRngState
thumb_func_start ReseedRng
ReseedRng:
push {r4,lr}
ldr r4, _08006214
str r0, [r4]
bl Random
str r0, [r4]
pop {r4}
pop {r0}
bx r0
.align 2, 0
_08006214: .4byte gUnknown_203B07C
thumb_func_end ReseedRng
.align 2, 0 @ Don't pad with nop.
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